//
// Project HxMarilena
// Object Detection in haXe
// based on Project Marilena
// Object Detection in Actionscript3
// based on OpenCV (Open Computer Vision Library) Object Detection
//
// Copyright (C) 2008, Masakazu OHTSUKA (mash), all rights reserved.
// contact o.masakazu(at)gmail.com
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
//   * Redistribution's of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//
//   * Redistribution's in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//

package jp.maaash.objectdetection;

import flash.events.Event;
import flash.events.EventDispatcher;
import flash.net.URLLoader;
import flash.net.URLRequest;

class HaarCascadeLoader extends EventDispatcher 
{
	private var debug:Bool;
	private var urlloader:URLLoader;
	private var urlrequest:URLRequest;
	public var cascade:HaarCascade;
	
	public function new(url:String) 
	{
		super();
		cascade = new HaarCascade();
		urlloader = new URLLoader();
		urlrequest = new URLRequest(url);
		urlloader.addEventListener(Event.COMPLETE, onDataLoaded);
	}
	
	private function onDataLoaded(e:Event):Void
	{
		urlloader.removeEventListener(Event.COMPLETE, onDataLoaded);
		cascade = HaarCascade.fromXml(Xml.parse(urlloader.data));
		dispatchEvent( new Event(Event.COMPLETE) );
	}
	
	public function load():Void 
	{
		urlloader.load(urlrequest);
	}
}